diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index dc07643..ee0315c 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -13,13 +13,8 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        ruby: ['3.1', '3.2', '3.3', '3.4']
-        rails: ['6.1', '7.0', '7.1', '7.2']
-        exclude:
-          - ruby: 3.4
-            rails: 6.1
-          - ruby: 3.4
-            rails: 7.0
+        ruby: ['3.2', '3.3', '3.4', '4.0']
+        rails: ['7.2', '8.0', '8.1']
 
     name: SQLite / Ruby ${{ matrix.ruby }} / Rails ${{ matrix.rails }}
 
@@ -49,7 +44,7 @@ jobs:
 
     services:
       mysql:
-        image: mysql:5.7
+        image: mysql:8.0
         env:
           MYSQL_ROOT_PASSWORD: password
         ports:
@@ -63,13 +58,8 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        ruby: ['3.1', '3.2', '3.3', '3.4']
-        rails: ['6.1', '7.0', '7.1', '7.2']
-        exclude:
-          - ruby: 3.4
-            rails: 6.1
-          - ruby: 3.4
-            rails: 7.0
+        ruby: ['3.2', '3.3', '3.4', '4.0']
+        rails: ['7.2', '8.0', '8.1']
 
     name: MySQL / Ruby ${{ matrix.ruby }} / Rails ${{ matrix.rails }}
 
@@ -117,13 +107,8 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        ruby: ['3.1', '3.2', '3.3', '3.4']
-        rails: ['6.1', '7.0', '7.1', '7.2']
-        exclude:
-          - ruby: 3.4
-            rails: 6.1
-          - ruby: 3.4
-            rails: 7.0
+        ruby: ['3.2', '3.3', '3.4', '4.0']
+        rails: ['7.2', '8.0', '8.1']
 
     name: PostgreSQL / Ruby ${{ matrix.ruby }} / Rails ${{ matrix.rails }}
 
diff --git a/Appraisals b/Appraisals
index 17deb80..307bb5d 100644
--- a/Appraisals
+++ b/Appraisals
@@ -1,27 +1,20 @@
-appraise "rails-7.2" do
-  gem "activerecord", "~> 7.2.0"
+appraise "rails-8.1" do
+  gem "activerecord", "~> 8.1.0"
   gem "mysql2", "~> 0.5"
   gem "pg", "~> 1.3"
-  gem "sqlite3", ">= 2.0"
+  gem "sqlite3", ">= 2.1"
 end
 
-appraise "rails-7.1" do
-  gem "activerecord", "~> 7.1.0"
+appraise "rails-8.0" do
+  gem "activerecord", "~> 8.0.0"
   gem "mysql2", "~> 0.5"
   gem "pg", "~> 1.3"
-  gem "sqlite3", "~> 1.4"
-end
-
-appraise "rails-7.0" do
-  gem "activerecord", "~> 7.0.0"
-  gem "mysql2", "~> 0.5"
-  gem "pg", "~> 1.1"
-  gem "sqlite3", "~> 1.4"
+  gem "sqlite3", ">= 2.1"
 end
 
-appraise "rails-6.1" do
-  gem "activerecord", "~> 6.1.2", ">= 6.1.2.1"
+appraise "rails-7.2" do
+  gem "activerecord", "~> 7.2.0"
   gem "mysql2", "~> 0.5"
-  gem "pg", "~> 1.1"
-  gem "sqlite3", "~> 1.4"
+  gem "pg", "~> 1.3"
+  gem "sqlite3", ">= 2.0"
 end
diff --git a/gemfiles/rails_6.1.gemfile b/gemfiles/rails_6.1.gemfile
deleted file mode 100644
index b107a77..0000000
--- a/gemfiles/rails_6.1.gemfile
+++ /dev/null
@@ -1,10 +0,0 @@
-# This file was generated by Appraisal
-
-source "https://rubygems.org"
-
-gem "activerecord", "~> 6.1.2", ">= 6.1.2.1"
-gem "mysql2", "~> 0.5"
-gem "pg", "~> 1.1"
-gem "sqlite3", "~> 1.4"
-
-gemspec path: "../"
diff --git a/gemfiles/rails_7.1.gemfile b/gemfiles/rails_8.0.gemfile
similarity index 70%
rename from gemfiles/rails_7.1.gemfile
rename to gemfiles/rails_8.0.gemfile
index b155949..08ffa05 100644
--- a/gemfiles/rails_7.1.gemfile
+++ b/gemfiles/rails_8.0.gemfile
@@ -2,9 +2,9 @@
 
 source "https://rubygems.org"
 
-gem "activerecord", "~> 7.1.0"
+gem "activerecord", "~> 8.0.0"
 gem "mysql2", "~> 0.5"
 gem "pg", "~> 1.3"
-gem "sqlite3", "~> 1.4"
+gem "sqlite3", ">= 2.1"
 
 gemspec path: "../"
diff --git a/gemfiles/rails_7.0.gemfile b/gemfiles/rails_8.1.gemfile
similarity index 60%
rename from gemfiles/rails_7.0.gemfile
rename to gemfiles/rails_8.1.gemfile
index e4e22d0..d7be185 100644
--- a/gemfiles/rails_7.0.gemfile
+++ b/gemfiles/rails_8.1.gemfile
@@ -2,9 +2,9 @@
 
 source "https://rubygems.org"
 
-gem "activerecord", "~> 7.0.0"
+gem "activerecord", "~> 8.1.0"
 gem "mysql2", "~> 0.5"
-gem "pg", "~> 1.1"
-gem "sqlite3", "~> 1.4"
+gem "pg", "~> 1.3"
+gem "sqlite3", ">= 2.1"
 
 gemspec path: "../"
diff --git a/unread.gemspec b/unread.gemspec
index 3dcfbca..a4331aa 100644
--- a/unread.gemspec
+++ b/unread.gemspec
@@ -12,7 +12,7 @@ Gem::Specification.new do |s|
   s.homepage    = "https://github.com/ledermann/unread"
   s.summary     = %q{Manages read/unread status of ActiveRecord objects}
   s.description = %q{This gem creates a scope for unread objects and adds methods to mark objects as read }
-  s.required_ruby_version = '>= 3.1'
+  s.required_ruby_version = '>= 3.2'
 
   s.files         = `git ls-files -z`.split("\x0").reject do |f|
     f.match(%r{^(test|spec|features)/})
@@ -21,7 +21,7 @@ Gem::Specification.new do |s|
   s.executables   = s.files.grep(%r{^exe/}) { |f| File.basename(f) }
   s.require_paths = ["lib"]
 
-  s.add_dependency 'activerecord', '>= 6.1'
+  s.add_dependency 'activerecord', '>= 7.2'
 
   s.add_development_dependency 'bundler'
   s.add_development_dependency 'rake'